CN217267749U

CN217267749U - Excavator bucket angle adjusting device

Info

Publication number: CN217267749U
Application number: CN202220004191.9U
Authority: CN
Inventors: 张铁汉
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-01-04
Filing date: 2022-01-04
Publication date: 2022-08-23
Anticipated expiration: 2032-01-04

Abstract

The utility model discloses an excavator bucket angle adjusting device, which comprises a swing angle oil cylinder, a first platform, a second platform, a power mechanism, an electric control distribution valve, a hydraulic distribution valve, a central pipeline, a bearing type rotary support and a third platform, wherein the first platform is symmetrically provided with first swing angle oil cylinder tile seats at both sides, the swing angle oil cylinder is rotationally connected with the first swing angle oil cylinder tile seat through a rotating shaft, the first platform is symmetrically provided with lifting lugs at both sides of the lower end, the second platform is symmetrically provided with a lifting frame plate at the upper end, the upper end of the lifting frame plate is rotationally connected with the lifting lugs through a connecting shaft, the power mechanism is arranged at the upper end of the second platform, the electric control distribution valve and the hydraulic distribution valve are both arranged on the second platform, the second swing angle oil cylinder tile seats are symmetrically arranged at both sides of the upper end of the second platform, the lower end of the swing angle oil cylinder is rotationally connected with the second swing angle oil cylinder tile seat through a rotating shaft, the central pipeline is arranged at the middle part of the upper end of the second platform, no. two platform lower extreme middle parts are equipped with bearing formula gyration and support, and bearing formula gyration is supported and power unit cooperation.

Description

Angle adjusting device for bucket of excavator

Technical Field

The utility model relates to an excavator scraper bowl angle modulation equipment technical field specifically indicates an excavator scraper bowl angle modulation device.

Background

When a plurality of hydraulic excavators are in construction operation, because the working mode of the excavator is fixed to only backhoe or face shovel operation, in a plurality of working scenes, one excavator cannot simultaneously complete two operations of face shovel and backhoe, and because the working mode of the face shovel or the backhoe can only enable a bucket to be parallelly operated from the far end of the direction of the excavator cab to the cab direction or parallelly operated face shovel excavator from one end of the cab to the far end of the cab), the working purposes of digging, leveling, hoisting, carrying and the like are achieved, when the face shovel operation and the backhoe operation are simultaneously needed, two different excavators are needed, if the face shovel and the backhoe are replaced on the same excavator, the process wastes 1 to 2 hours each time, and thus the actual use time of the excavator is reduced; when the working device of the excavator needs to work at a specific angle, a driver is required to adjust the position of the vehicle body to align the working device of the excavator to a construction point needing to work, but sometimes the moving range of the hydraulic excavator is small in a plurality of construction scenes, the excavator is limited by the space area, so that the driver cannot align the angle of the working device to an accurate construction point by adjusting the position of the vehicle body, and dead angles relative to the excavator are formed in most of the working scenes; at this time, a large amount of manpower is needed to clean dead corners which cannot be constructed by the excavator in the most original mode, leveling, excavating and other operations are matched with the excavator to complete construction, so that the consumption of manpower and material resources is increased, the construction period is prolonged, in the process of road construction and building sewer pipeline laying, a plurality of road strip stone cement pipes which cannot be moved by manpower are provided, the materials with small reinforcing steel bars and large weight are limited by the shape of an excavator bucket of the excavator, the carrying operation of picking up the road strip stone cement pipes cannot be carried out, at the moment, some excavators are provided with clamps, the clamps need to be disassembled to mount the bucket of the excavator at the original bucket position when the clamps are replaced, when the excavating operation is needed, the clamps need to be disassembled to mount the bucket, 1 to 2 hours are wasted in each time, the effective service time of the excavator is greatly reduced, when a small amount of materials needing to be lifted, sometimes, the materials are hoisted and carried by a hoisting ring behind an excavator bucket in a manual matching mode, the materials to be carried need to be manually bound by a steel wire rope in the hoisting process, the materials need to be manually unbound after being hoisted and carried to a required place, if the materials cannot be carried at one time, the materials need to be bound again and lifted, and the binding is removed, so that the operation target can be completed by repeated operation, the process is extremely complicated, the efficiency of carrying the materials with small size and heavy weight by the excavator is very low, and the construction time is prolonged and the cost is increased by manual matching;

however, if the bucket of the excavator can be adjusted in a plurality of angles, the problems can be solved, and therefore, the excavator bucket angle adjusting device is designed for the situation.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome the defect of above-mentioned technique, provide an excavator scraper bowl angle adjusting device.

In order to solve the technical problem, the utility model provides a technical scheme is an excavator scraper bowl angle adjusting device: the swing angle type hydraulic lifting platform comprises a swing angle oil cylinder, a first platform, a second platform, a power mechanism, an electric control distribution valve, a hydraulic distribution valve, a central pipeline, a bearing type rotary support and a third platform, wherein first swing angle oil cylinder tile seats are symmetrically arranged on two sides of the first platform, the swing angle oil cylinder is rotationally connected with the first swing angle oil cylinder tile seats through a rotating shaft, lifting lugs are symmetrically arranged on two sides of the lower end of the first platform, lifting frame plates are symmetrically arranged on the upper end of the second platform, the upper ends of the lifting frame plates are rotationally connected through connecting shafts and the lifting lugs, the power mechanism is arranged on the upper end of the second platform, the electric control distribution valve and the hydraulic distribution valve are both arranged on the second platform, second swing angle oil cylinder tile seats are symmetrically arranged on two sides of the upper end of the second platform, the lower ends of the swing angle oil cylinders are rotationally connected with the second swing angle oil cylinder tile seats through rotating shafts, and the central pipeline is arranged in the middle of the upper end of the second platform, the middle part of the lower end of the second platform is provided with a bearing type rotary support, the bearing type rotary support is matched with a power mechanism, and the lower end of the bearing type rotary support is connected with the upper end of the third platform;

the quick connector oil cylinder fixing plate is characterized in that quick hanging plates are symmetrically arranged on two sides of the lower end of the third platform, open connecting grooves are formed in the front ends of the quick hanging plates, a quick connector oil cylinder fixing plate is arranged between the front ends of the two quick hanging plates, a rear shaft lock pin fixing plate is rotatably arranged between the rear ends of the two quick hanging plates, round holes are symmetrically formed in the rear shaft lock pin fixing plate, a rear shaft lock pin is arranged in the round hole in a sliding mode, a cutting surface is arranged at one end of the rear shaft lock pin, positioning blocks are arranged below the two rear shaft lock pins and at the cutting surface of the rear shaft lock pin on the third platform, a rear shaft lock pin guide plate is arranged on one side of the rear shaft lock pin fixing plate on the rear shaft lock pin, a guide screw rod is arranged at the other end of the rear shaft lock pin, a fixing seat is arranged at the end of the guide screw rod and is arranged on the quick connector oil cylinder fixing plate, and a spring is sleeved on the guide screw rod, an adjusting nut is arranged between the safety lock spring and the rear shaft lock pin on the guide screw rod;

a connecting plate is rotatably arranged on one side of a rear shaft lock pin fixing plate on the rear shaft lock pin, a quick connector hydraulic oil cylinder is rotatably arranged on the connecting plate, a quick-change connector oil cylinder fixing shaft is rotatably arranged at the other end of the quick connector hydraulic oil cylinder, and the quick-change connector oil cylinder fixing shaft is connected with the quick connector oil cylinder fixing plate through a bolt;

the quick link plate outside symmetry is equipped with anchor clamps hydro-cylinder fixed plate, two it is equipped with the anchor clamps hydro-cylinder to rotate between the anchor clamps hydro-cylinder fixed plate, No. three platform rear ends are equipped with anchor clamps box lower kickboard, the lower kickboard bilateral symmetry of anchor clamps box is equipped with the anchor clamps hook, the other end of anchor clamps hydro-cylinder rotates through round pin and anchor clamps hook and connects.

As an improvement, the clamp oil cylinder is provided with a two-way locking valve.

As an improvement, the clamp hook is rotatably connected with the lower floating plate of the clamp box body through a pin.

As an improvement, a reinforcing support plate is arranged on the lower floating plate of the clamp box body.

As an improvement, movable arm connecting parts are symmetrically arranged at the upper end of the first platform.

As an improvement, the power mechanism consists of a plunger type hydraulic motor and a reduction gearbox connected with the plunger type hydraulic motor.

Compared with the prior art, the utility model the advantage lie in: the scheme integrates the hydraulic quick connector of the clamp and the swing angle system, realizes that a driver of the excavator can complete the free adjustment of a front backhoe of a bucket device and 360 degrees without getting off the excavator, when the dead angle which can not be reached by the excavator is met, the operation of the dead angle can be achieved through the matching of the swing angle and a rotating system, the rotating mechanism, the swing angle adjusting mechanism and the clamp are integrally designed, the hydraulic cylinder of the quick connector is arranged, the use purpose of the excavator for quickly replacing other working devices is achieved, the quick replacement between the excavator and bucket breaking hammers with different widths and other working devices can be completed under the condition that the driver does not need to get off the excavator due to the automatic lock of the safety lock spring, the working devices can not fall off even under the condition that the hydraulic device of the quick connector fails, the automatic locking of the safety lock spring lock is realized, and the aim of quickly replacing accessories can be guaranteed even when the hydraulic device of the quick connector fails The hydraulic clamp and the hydraulic quick change have designed inclination angle adjustment, and the purpose of being equipped with two kinds of operating tools of bucket and anchor clamps simultaneously is realized through compact design with each appurtenance specialty of tool together.

Drawings

Fig. 1 is a front view of an excavator bucket angle adjustment apparatus of the present invention.

FIG. 2 is a left side view of the excavator bucket angle adjustment device of the present invention

FIG. 3 is a bottom view of the excavator bucket angle adjustment device of the present invention

Fig. 4 is a partially enlarged view of a portion a in fig. 3.

Fig. 5 is a partially enlarged view at B in fig. 3.

As shown in the figure: 1. a swing angle oil cylinder, a platform 2, a platform I, a platform 3, a platform II, a platform 4, a power mechanism 5, an electronic control distribution valve, a hydraulic distribution valve, a central pipeline 7, a bearing type rotary support 8, a platform III, a platform 10, a first swing angle oil cylinder tile seat 11, a lifting lug 12, a lifting frame plate 13, a second swing angle oil cylinder tile seat 14, a fast hanging plate 15, an open connecting groove 16, a fast connector oil cylinder fixing plate 17, a rear shaft locking pin fixing plate 18, a round hole 19, a rear shaft locking pin 20, a positioning block 21, a rear shaft locking pin guide plate 22, a guide screw rod 23, a fixing seat 24, a safety lock spring 25, an adjusting nut 26, a connecting plate 27, a fast connector oil cylinder 28, a fast change connector oil cylinder fixing shaft 29, a clamp oil cylinder fixing plate 30, a clamp oil cylinder 31, a clamp box body lower floating plate 32 and a clamp hook, 33. a bidirectional lock valve 34, a reinforced support plate 35, a movable arm connecting part 36 and a cutting surface.

Detailed Description

The following describes the excavator bucket angle adjusting device in further detail with reference to the accompanying drawings.

With reference to the attached drawings 1-5, the excavator bucket angle adjusting device comprises a swing angle oil cylinder 1, a first platform 2, a second platform 3, a power mechanism 4, an electric control distribution valve 5, a hydraulic distribution valve 6, a central pipeline 7, a bearing type rotary support 8 and a third platform 9, wherein the first platform 2 is symmetrically provided with first swing angle oil cylinder tile bases 10 at two sides, the swing angle oil cylinder 1 is rotationally connected with the first swing angle oil cylinder tile bases 10 through a rotating shaft, lifting lugs 11 are symmetrically arranged at two sides of the lower end of the first platform 2, a lifting frame plate 12 is symmetrically arranged at the upper end of the second platform 3, the upper end of the lifting frame plate 12 is rotationally connected with the lifting lugs 11 through a connecting shaft, the power mechanism 4 is arranged at the upper end of the second platform 3, the electric control distribution valve 5 and the hydraulic distribution valve 6 are both arranged on the second platform 3, the second swing angle oil cylinder tile bases 13 are symmetrically arranged at two sides of the upper end of the second platform 3, the lower end of the swing angle oil cylinder 1 is rotatably connected with a second swing angle oil cylinder bush seat 13 through a rotating shaft, the middle part of the upper end of the second platform 3 is provided with a central pipeline 7, the middle part of the lower end of the second platform 3 is provided with a bearing type rotary support 8, the bearing type rotary support 8 is matched with the power mechanism 4, and the lower end of the bearing type rotary support 8 is connected with the upper end of the third platform 9;

the quick connector oil cylinder fixing plate is characterized in that quick hanging plates 14 are symmetrically arranged on two sides of the lower end of the third platform 9, an open connecting groove 15 is arranged at the front end of each quick hanging plate 14, a quick connector oil cylinder fixing plate 16 is arranged between the front ends of the two quick hanging plates 14, a rear shaft locking pin fixing plate 17 is rotatably arranged between the rear ends of the two quick hanging plates 14, round holes 18 are symmetrically arranged on the rear shaft locking pin fixing plate 17, rear shaft locking pins 19 are arranged in the round holes 18 in the rear shaft locking pin fixing plate 17 in a sliding mode, a cutting surface 36 is arranged at one end of each rear shaft locking pin 19, positioning blocks 20 are arranged below the two rear shaft locking pins 19 and at the cutting surfaces 36 of the rear shaft locking pins 19 on the third platform 9, a rear shaft locking pin guide plate 21 is arranged on one side of the rear shaft locking pin fixing plate 17 on each rear shaft locking pin 19, a guide screw rod 22 is arranged at the other end of each guide screw rod 22, a fixing seat 23 is arranged at the end of each guide screw rod 22, and each fixing seat 23 is arranged on the quick connector oil cylinder fixing plate 16, a safety lock spring 24 is sleeved on the guide screw 22, and an adjusting nut 25 is arranged between the safety lock spring 24 and the rear shaft lock pin 19 on the guide screw 22;

a connecting plate 26 is rotatably arranged on one side of the rear shaft locking pin fixing plate 17 on the rear shaft locking pin 19, a quick connector hydraulic oil cylinder 27 is rotatably arranged on the connecting plate 26, a quick-change connector oil cylinder fixing shaft 28 is rotatably arranged at the other end of the quick connector hydraulic oil cylinder 27, and the quick-change connector oil cylinder fixing shaft 28 is connected with the quick connector oil cylinder fixing plate 16 through a bolt;

the outside symmetry of fast link plate 14 is equipped with anchor clamps hydro-cylinder fixed plate 29, two rotate between the anchor clamps hydro-cylinder fixed plate 29 and be equipped with anchor clamps hydro-cylinder 30, No. three platform 9 rear ends are equipped with anchor clamps box lower kickboard 31, anchor clamps box lower kickboard 31 bilateral symmetry is equipped with anchor clamps hook 32, the other end of anchor clamps hydro-cylinder 30 is connected through round pin and anchor clamps hook 32 rotation.

The clamp oil cylinder 30 is provided with a two-way locking valve 33.

The clamp hook 32 and the clamp box lower floating plate 31 are rotatably connected through a pin.

And a reinforcing support plate 34 is arranged on the fixture box lower floating plate 31.

And movable arm connecting parts 35 are symmetrically arranged at the upper end of the first platform 2.

The power mechanism 4 consists of a plunger type hydraulic motor and a reduction box connected with the plunger type hydraulic motor.

The utility model discloses when specifically implementing, be connected movable arm and movable arm connecting portion 35, two pivot angle hydro-cylinders 1 on platform 2 each other are the opposite direction motion, will take out the rotation around connecting between platform 2 and No. two platforms 3 and realize controlling 45 ℃ inclination adjustment to No. two platforms 3, No. two platforms 3 drive bearing formula gyration through the rotation of the power unit 4 who comprises plunger type hydraulic motor and the reducing gear box of being connected with plunger type hydraulic motor and support 8 rotations, bearing formula gyration is supported 8 and is driven No. three platforms 9 and realize 360 ℃ of rotation. The inclination angle of the second platform 3 is adjusted and the third platform is rotated at 9360 ℃, so that the front-back inclination angle of 45 degrees, the left-right inclination angle of the fixture mechanism arranged at the front end of the third platform 9 and the working device arranged on the fast hanging plate 14 below the third platform 9 are adjusted and the working device rotates at 360 ℃ left and right; the third platform 9 realizes the left-right 360-degree rotation of the plunger type hydraulic motor by means of the forward-backward movement of a pedal arranged on the left side of the floor of the cab of the excavator, and the swing angle oil cylinder 1 realizes the left-right 45-degree swing by means of the forward-backward movement of the pedal arranged on the right side of the floor of the cab of the excavator;

the clamp oil cylinders 30 arranged on two sides of the third platform 9 drive the clamp groove 32 through back and forth movement, so that the clamp hook 32 is opened and closed by 90 degrees around a fixing pin of the clamp hook 32 as a rotating shaft; the clamp hook 32 is rotated left and right by a knob arranged on an excavator movable arm operating handle to realize the actions of clamping and putting down;

when the quick connector hydraulic oil cylinder 27 is retracted backwards, the quick connector hydraulic oil cylinder 27 drives the connecting plate 26, the connecting plate 28 drives the rear shaft locking pin 19 to move backwards to realize the locking and unlocking action on the rear shaft locking pin 19, when the quick connector hydraulic oil cylinder 32 performs the locking action forwards, the oil lever of the quick connector hydraulic oil cylinder 32 pushes the connecting plate 28, and the connecting plate 27 pushes the rear shaft locking pin 19 to move forwards to realize the locking action of the rear shaft locking pin 19 on the rear shaft of the working device; the cutting radian of the cutting surface 36 of the rear shaft lock pin 19 is matched with the rear shaft of the working device, the quick connector hydraulic oil cylinder 27 simultaneously presses two buttons arranged on a working panel of a cab for 5 seconds to unlock the working device, at the moment, a buzzer rings, when two quick-change connection lock buttons on the working panel are simultaneously pressed for five seconds again, the working device is locked, the buzzer stops buzzing, and accordingly, the working device and a new working device are replaced;

when the hydraulic oil cylinder 27 of the quick connector moves forwards to lock the rear shaft lock pin 19, the rear shaft lock pin 19 is positioned through the positioning block 20 and is matched with the cutting surface 36 of the rear shaft lock pin 19 to realize the stable locking of the rear shaft lock pin 19;

a quick-change connector safety lock consisting of a safety lock spring 24, an adjusting nut 25 for adjusting the elasticity of the safety lock spring 24 and a guide screw 22 fixing seat 23 of the safety lock spring 24 is arranged at the tail part of the rear shaft lock pin 19 and on the quick-change connector oil cylinder fixing plate 16, and when the rear shaft lock pin 19 is locked by the quick connector hydraulic oil cylinder 27, the left safety lock spring 24 and the right safety lock spring 24 apply 200 kilograms of elasticity to the rear shaft lock pin 19; the function of a safety lock is realized; when the rear axle lock pin 19 is retracted, the quick connector hydraulic cylinder 27 needs to overcome the force of the safety lock springs 24 to achieve the retraction action, and when the quick connector hydraulic cylinder 27 fails, the two safety lock springs 24 achieve the action holding of the rear axle lock pin 19, so that the safety is ensured.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims

1. An excavator bucket angle adjusting device which characterized in that: the device comprises a swing angle oil cylinder (1), a first platform (2), a second platform (3), a power mechanism (4), an electric control distribution valve (5), a hydraulic distribution valve (6), a central pipeline (7), a bearing type rotary support (8) and a third platform (9), wherein the first swing angle oil cylinder tile seat (10) is symmetrically arranged on two sides of the first platform (2), the swing angle oil cylinder (1) is rotatably connected with the first swing angle oil cylinder tile seat (10) through a rotating shaft, lifting lugs (11) are symmetrically arranged on two sides of the lower end of the first platform (2), a lifting frame plate (12) is symmetrically arranged on the upper end of the second platform (3), the upper end of the lifting frame plate (12) is rotatably connected with the lifting lugs (11) through a connecting shaft, the power mechanism (4) is arranged on the upper end of the second platform (3), the electric control distribution valve (5) and the hydraulic distribution valve (6) are both arranged on the second platform (3), second swing angle oil cylinder tile seats (13) are symmetrically arranged on two sides of the upper end of the second platform (3), the lower end of the swing angle oil cylinder (1) is rotatably connected with the second swing angle oil cylinder tile seats (13) through a rotating shaft, a central pipeline (7) is arranged in the middle of the upper end of the second platform (3), a bearing type rotary support (8) is arranged in the middle of the lower end of the second platform (3), the bearing type rotary support (8) is matched with a power mechanism (4), and the lower end of the bearing type rotary support (8) is connected with the upper end of the third platform (9);

the quick hanging plate (14) is symmetrically arranged on two sides of the lower end of the third platform (9), an open connecting groove (15) is formed in the front end of the quick hanging plate (14), a quick connector oil cylinder fixing plate (16) is arranged between the front ends of the quick hanging plate (14), a rear shaft lock pin fixing plate (17) is rotatably arranged between the rear ends of the quick hanging plate (14), round holes (18) are symmetrically formed in the rear shaft lock pin fixing plate (17), rear shaft lock pins (19) are slidably arranged in the round holes (18) in the rear shaft lock pin fixing plate (17), a cutting surface (36) is arranged at one end of each rear shaft lock pin (19), positioning blocks (20) are arranged below the two rear shaft lock pins (19) on the third platform (9) and at the cutting surfaces (36) of the rear shaft lock pins (19), a rear shaft lock pin guide plate (21) is arranged on one side of the rear shaft lock pins (19) on one side of the rear shaft lock pin fixing plate (17), a guide screw rod (22) is arranged at the other end of the rear shaft lock pin (19), a fixed seat (23) is arranged at the end part of the guide screw rod (22), the fixed seat (23) is arranged on a quick connector oil cylinder fixing plate (16), a safety lock spring (24) is sleeved on the guide screw rod (22), and an adjusting nut (25) is arranged between the safety lock spring (24) and the rear shaft lock pin (19) on the guide screw rod (22);

a connecting plate (26) is rotatably arranged on one side of a rear shaft lock pin fixing plate (17) on the rear shaft lock pin (19), a quick connector hydraulic oil cylinder (27) is rotatably arranged on the connecting plate (26), a quick change connector oil cylinder fixing shaft (28) is rotatably arranged at the other end of the quick connector hydraulic oil cylinder (27), and the quick change connector oil cylinder fixing shaft (28) is connected with a quick connector oil cylinder fixing plate (16) through a bolt;

the quick-hanging plate (14) outside symmetry is equipped with anchor clamps hydro-cylinder fixed plate (29), two it is equipped with anchor clamps hydro-cylinder (30) to rotate between anchor clamps hydro-cylinder fixed plate (29), No. three platform (9) rear end is equipped with anchor clamps box lower kickboard (31), anchor clamps box lower kickboard (31) bilateral symmetry is equipped with anchor clamps hook (32), the other end of anchor clamps hydro-cylinder (30) is through round pin and anchor clamps hook (32) rotation connection.

2. The excavator bucket angle adjustment assembly of claim 1, wherein: and a bidirectional locking valve (33) is arranged on the clamp oil cylinder (30).

3. The excavator bucket angle adjustment assembly of claim 1, wherein: the clamp hook (32) is rotatably connected with the lower floating plate (31) of the clamp box body through a pin.

4. The excavator bucket angle adjustment assembly of claim 1, wherein: and a reinforcing support plate (34) is arranged on the lower floating plate (31) of the clamp box body.

5. An excavator bucket angle adjustment apparatus as claimed in claim 1, wherein: and movable arm connecting parts (35) are symmetrically arranged at the upper end of the first platform (2).

6. The excavator bucket angle adjustment assembly of claim 1, wherein: the power mechanism (4) consists of a plunger type hydraulic motor and a reduction box connected with the plunger type hydraulic motor.